"The Hidden Tiger" is the eighth episode of the fifth series of the 1960s cult British spy-fi television series The Avengers, starring Patrick Macnee and Diana Rigg, and guest starring Ronnie Barker, Lyndon Brook, Gabrielle Drake, and John Phillips.

[1] It was first broadcast in the Southern and Tyne Tees regions of the ITV network on Wednesday 1 March 1967.

ABC Weekend Television, who commissioned the show for ITV, broadcast it in its own regions three days later on Saturday 4 March.

[2] The episode was directed by Sidney Hayers, and written by Philip Levene.

[3] Housecats are suddenly turning into ravaging beasts and mauling their owners fatally.